grub> insmod uhci ../bus/usb/uhci.c:183: class=0x0c 0x03 base=0xe400 ../bus/usb/uhci.c:273: UHCI initialized ../bus/usb/uhci.c:183: class=0x0c 0x03 base=0xe800 ../bus/usb/uhci.c:273: UHCI initialized ../bus/usb/uhci.c:631: detect=0x48a port=0 ../bus/usb/uhci.c:631: detect=0x5ab port=1 ../bus/usb/uhci.c:577: enable=1 port=1 ../bus/usb/uhci.c:588: detect=0x5ab ../bus/usb/uhci.c:597: reset completed ../bus/usb/uhci.c:603: waiting for the port to be enabled ../bus/usb/uhci.c:608: >3detect=0x5a7 ../bus/usb/uhci.c:403: transaction: endp=0, type=2, addr=0, toggle=0, size=8 dat a=0x67ad0 td=0x2403c000 ../bus/usb/uhci.c:403: transaction: endp=0, type=0, addr=0, toggle=1, size=18 da ta=0x2403b760 td=0x2403c020 ../bus/usb/uhci.c:403: transaction: endp=0, type=1, addr=0, toggle=1, size=0 dat a=0x0 td=0x2403c040 ../bus/usb/uhci.c:476: setup transaction 0 ../bus/usb/uhci.c:482: initiate transaction ../bus/usb/uhci.c:493: >t status=0x440007 data=0x67ad0 td=0x2403c000 ../bus/usb/uhci.c:499: t status=0x440007 ../bus/usb/uhci.c:504: >>t status=0x440007 ../bus/usb/uhci.c:543: transaction failed ../bus/usb/uhci.c:403: transaction: endp=0, type=2, addr=0, toggle=0, size=8 dat a=0x67b10 td=0x2403c040 ../bus/usb/uhci.c:403: transaction: endp=0, type=0, addr=0, toggle=1, size=0 dat a=0x0 td=0x2403c020 ../bus/usb/uhci.c:476: setup transaction 0 ../bus/usb/uhci.c:482: initiate transaction ../bus/usb/uhci.c:493: >t status=0x440007 data=0x67b10 td=0x2403c040 ../bus/usb/uhci.c:499: t status=0x440007 ../bus/usb/uhci.c:504: >>t status=0x440007 ../bus/usb/uhci.c:543: transaction failed ../bus/usb/uhci.c:631: detect=0x48a port=0 ../bus/usb/uhci.c:631: detect=0x48a port=1 ../bus/usb/uhci.c:663: registed